/*
 * Copyright (C) 2008 by Xume.
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.xume.critann.hibernate;

import java.util.Collections;
import java.util.List;

import org.hibernate.Session;
import org.hibernate.criterion.Criterion;
import org.hibernate.criterion.Projection;
import org.xume.critann.AbstractCriteriaEngine;
import org.xume.critann.CriteriaBuilder;
import org.xume.critann.handler.AnnotationHandler;
import org.xume.critann.hibernate.handler.HibernateAnnotationHandler;

/**
 * $Id: AbstractHibernateCriteriaEngine.java 22 2008-10-13 19:54:02Z
 * johan.siebens $
 * 
 * @author Johan Siebens
 */
public abstract class AbstractHibernateCriteriaEngine extends AbstractCriteriaEngine<Criterion, Projection> {

	private static final AnnotationHandler HIBERNATE_ANNOTATION_HANDLER = new HibernateAnnotationHandler();

	protected final CriteriaBuilder<Criterion, Projection> createCriteriaBuilder(Object criteriaBean, Class<?> entityClass) {
		return new HibernateCriteriaBuilder(getSession().createCriteria(entityClass));
	}

	@Override
	protected List<? extends AnnotationHandler> customAnnotationHandlers() {
		return Collections.singletonList(HIBERNATE_ANNOTATION_HANDLER);
	}

	protected abstract Session getSession();
}
